diff options
Diffstat (limited to 'mesalib/src/mesa/math')
| -rw-r--r-- | mesalib/src/mesa/math/m_matrix.c | 13 | ||||
| -rw-r--r-- | mesalib/src/mesa/math/m_matrix.h | 4 |
2 files changed, 9 insertions, 8 deletions
diff --git a/mesalib/src/mesa/math/m_matrix.c b/mesalib/src/mesa/math/m_matrix.c index 274f969d2..e512e456f 100644 --- a/mesalib/src/mesa/math/m_matrix.c +++ b/mesalib/src/mesa/math/m_matrix.c @@ -1110,15 +1110,16 @@ _math_matrix_translate( GLmatrix *mat, GLfloat x, GLfloat y, GLfloat z ) * Transforms Normalized Device Coords to window/Z values. */ void -_math_matrix_viewport(GLmatrix *m, GLint x, GLint y, GLint width, GLint height, - GLfloat zNear, GLfloat zFar, GLfloat depthMax) +_math_matrix_viewport(GLmatrix *m, GLfloat x, GLfloat y, + GLfloat width, GLfloat height, + GLdouble zNear, GLdouble zFar, GLdouble depthMax) { - m->m[MAT_SX] = (GLfloat) width / 2.0F; + m->m[MAT_SX] = width / 2.0F; m->m[MAT_TX] = m->m[MAT_SX] + x; - m->m[MAT_SY] = (GLfloat) height / 2.0F; + m->m[MAT_SY] = height / 2.0F; m->m[MAT_TY] = m->m[MAT_SY] + y; - m->m[MAT_SZ] = depthMax * ((zFar - zNear) / 2.0F); - m->m[MAT_TZ] = depthMax * ((zFar - zNear) / 2.0F + zNear); + m->m[MAT_SZ] = (GLfloat) (depthMax * ((zFar - zNear) / 2.0)); + m->m[MAT_TZ] = (GLfloat) (depthMax * ((zFar - zNear) / 2.0 + zNear)); m->flags = MAT_FLAG_GENERAL_SCALE | MAT_FLAG_TRANSLATION; m->type = MATRIX_3D_NO_ROT; } diff --git a/mesalib/src/mesa/math/m_matrix.h b/mesalib/src/mesa/math/m_matrix.h index 2b097cb31..dddce7019 100644 --- a/mesalib/src/mesa/math/m_matrix.h +++ b/mesalib/src/mesa/math/m_matrix.h @@ -122,8 +122,8 @@ _math_matrix_frustum( GLmatrix *mat, GLfloat nearval, GLfloat farval ); extern void -_math_matrix_viewport(GLmatrix *m, GLint x, GLint y, GLint width, GLint height, - GLfloat zNear, GLfloat zFar, GLfloat depthMax); +_math_matrix_viewport(GLmatrix *m, GLfloat x, GLfloat y, GLfloat width, GLfloat height, + GLdouble zNear, GLdouble zFar, GLdouble depthMax); extern void _math_matrix_set_identity( GLmatrix *dest ); |